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China Stainless Steel Balls manufacturer

65Mn B2 Forged Steel Grinding Media Ball For Mill Cement 100MM 90MM HRC60-65

Product Details:
Place of Origin: CHINA
Brand Name: JN
Certification: SGS
Model Number: 100MM 90MM
Payment & Shipping Terms:
Minimum Order Quantity: 500kg
Price: Negotiable
Packaging Details: Ploy bag+25kg carton box+1000kg wooden box
Delivery Time: 7-15 days
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram,Paypal
Supply Ability: 500TONS PER MONTH

Detail Information

Product Name: Grinding Media Balls Breakage Rate: ≤1%
Microstructure: M+C Hardness: HRC60-65
Heat Treatment: Annealing, Quenching, Tempering Warranty: 1 Year
High Light:

grinding media steel balls

,

forged grinding balls

Product Description

65Mn B2 Forged Steel Grinding Media Balls For Mill Or Cement 100MM 90MM

 

Chemcial Elements of Forged Ball

Name C Mn Si Cr S P
50MN 0.48-0.56 0.70-1.0 0.17-0.37 ≤0.25 ≤0.035 ≤0.035
60MN 0.57-.0.65 0.7-1.0 0.17-0.37 ≤0.25 ≤0.035 ≤0.035
65MN 0.60-0.70 0.90-1.20 0.17-0.37 ≤0.25 ≤0.035 ≤0.035
B2 0.70-0.85 0.70-0.80 0.17-0.37 0.2-0.7 ≤0.03 ≤0.03

 

Specification and Hardness of Forged Ball

 

Name

Impact Test

AK.J/cm2

Endurance Test Times

(5m)

Dia 25mm-60mm Dia 70mm-100mm
      Surface Core Surface Core
50MN ≥12 ≥10000 ≥56 ≥35 ≥56 ≥28
60MN ≥13 ≥12000 ≥58 ≥38 ≥58 ≥29
65MN ≥15 ≥12000 ≥60 ≥42 ≥60 ≥30
B2 ≥17 ≥12000 ≥60 ≥52 ≥60 ≥50

 

Diameter, Diametrical tolerance, Weight, Impact toughness of our grinding balls

 

Nominal diameter

(mm)

Diametrical tolerance

(mm)

Weight of Single

of grinding ball

in average

Number of piece of

One ton grinding ball

in average

Impact

toughness

DIA 20MM

DIA 25 MM

DIA 30 MM

DIA 40 MM

DIA 50 MM

+2

-1

32

64

110

263

513

31250

15625

9090

3802

1949

≥12

DIA 60 MM

DIA 70 MM

DIA 80 MM

DIA 90 MM

DIA 100 MM

+3

-2

888

1410

2104

2996

4110

 

1126

709

475

333

243

DIA 110 MM

DIA 120MM

DIA 130 MM

+4

-2

5457

7102

9030

182

140

110

DIA 140 MM

DIA 150 MM

+4

-3

11278

13871

88

72

 

 

 65Mn B2 Forged Steel Grinding Media Ball For Mill Cement 100MM 90MM HRC60-65 0

 

 

 

 

 

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